body {
    padding-top: 40px;
    padding-bottom: 40px;
    background-color: #eee;
}
.starter-template {
    padding: 40px 15px;
    text-align: center;
}
.navbar {
    margin-bottom: 30px;
}
.form-signin {
    max-width: 330px;
    padding: 15px;
    margin: 0 auto;
}
.form-signin .form-signin-heading,
.form-signin .checkbox {
    margin-bottom: 10px;
}
.form-signin .checkbox {
    font-weight: normal;
}
.nav-pills li {
  float:none;
  display:table-cell;
  width:1%;
  text-align:center;
}
.panelIzquierdo{
    margin: 0;
    padding: 0;
    list-style: none;
    line-height: normal
}
.contenido{
    float: center;
    width: auto;
    overflow:auto;
}
.form-signin .form-control {
    position: relative;
    font-size: 16px;
    height: auto;
    padding: 10px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.form-signin .form-control:focus {
    z-index: 2;
}
.form-signin input[type="text"] {
    margin-bottom: -1px;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}
.form-signin input[type="password"] {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}